1 /****************************************************************************** 2 * 3 * Copyright (C) 2012 Ittiam Systems Pvt Ltd, Bangalore 4 * 5 * Licensed under the Apache License, Version 2.0 (the "License"); 6 * you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at: 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 * 17 ******************************************************************************/ 18 /** 19 ******************************************************************************* 20 * @file 21 * ihevcd_job_queue.h 22 * 23 * @brief 24 * Contains functions for job queue 25 * 26 * @author 27 * Harish 28 * 29 * @par List of Functions: 30 * 31 * @remarks 32 * None 33 * 34 ******************************************************************************* 35 */ 36 37 #ifndef _IHEVCD_JOB_QUEUE_H_ 38 #define _IHEVCD_JOB_QUEUE_H_ 39 40 typedef struct 41 { 42 /** Pointer to buffer base which contains the jobs */ 43 void *pv_buf_base; 44 45 /** Pointer to current address where new job can be added */ 46 void *pv_buf_wr; 47 48 /** Pointer to current address from where next job can be obtained */ 49 void *pv_buf_rd; 50 51 /** Pointer to end of job buffer */ 52 void *pv_buf_end; 53 54 /** Mutex used to keep the functions thread-safe */ 55 void *pv_mutex; 56 57 /** Flag to indicate jobq has to be terminated */ 58 WORD32 i4_terminate; 59 }jobq_t; 60 61 WORD32 ihevcd_jobq_ctxt_size(void); 62 void* ihevcd_jobq_init(void *pv_buf, WORD32 buf_size); 63 IHEVCD_ERROR_T ihevcd_jobq_free(jobq_t *ps_jobq); 64 IHEVCD_ERROR_T ihevcd_jobq_reset(jobq_t *ps_jobq); 65 IHEVCD_ERROR_T ihevcd_jobq_deinit(jobq_t *ps_jobq); 66 IHEVCD_ERROR_T ihevcd_jobq_terminate(jobq_t *ps_jobq); 67 IHEVCD_ERROR_T ihevcd_jobq_queue(jobq_t *ps_jobq, void *pv_job, WORD32 job_size, WORD32 blocking); 68 IHEVCD_ERROR_T ihevcd_jobq_dequeue(jobq_t *ps_jobq, void *pv_job, WORD32 job_size, WORD32 blocking); 69 70 #endif /* _IHEVCD_PROCESS_SLICE_H_ */ 71